Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6441054 | Air management in cementitious mixtures having plasticizer and a clay-activity modifying agent | Chia-Chih Ou, Christon L. Hill | 2002-08-27 |
| 6352952 | Admixture and method for optimizing addition of EO/PO superplasticizer to concrete containing smectite clay-containing aggregates | Leslie A. Jardine, Hideo Koyata, Kevin J. Folliard, Chia-Chih Ou, Felek Jachimowicz +2 more | 2002-03-05 |